package com.demo.cloud.security.gateway.config;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.oauth2.config.annotation.web.configuration.EnableResourceServer;
import org.springframework.security.oauth2.config.annotation.web.configuration.ResourceServerConfigurerAdapter;
import org.springframework.security.oauth2.config.annotation.web.configurers.ResourceServerSecurityConfigurer;
import org.springframework.security.oauth2.provider.token.TokenStore;

@Configuration
public class ResourceServerConfig {

    // resource表示系统的resource资源，应该是一样的
    public static final String RESOURCE_ID = "res1";

    // 有多少个微服务，需要使用多个资源配置
    // 配置 UAA微服务
    @Configuration
    @EnableResourceServer
    public class UAAResourceServerConfig extends ResourceServerConfigurerAdapter {

        @Autowired
        public TokenStore tokenStore;

        @Override
        public void configure(ResourceServerSecurityConfigurer resources) {

            resources.resourceId(RESOURCE_ID)
                    .tokenStore(tokenStore)
                    .stateless(true);
        }

        @Override
        public void configure(HttpSecurity http) throws Exception {

            // 放行UAA请求
            http.authorizeRequests()
                    .antMatchers("/uaa/**").permitAll();
        }
    }

    /**
     * 配置Order微服务
     */
    @Configuration
    @EnableResourceServer
    public class OrderResourceServerConfig extends ResourceServerConfigurerAdapter {

        @Autowired
        public TokenStore tokenStore;

        @Override
        public void configure(ResourceServerSecurityConfigurer resources) {

            resources.resourceId(RESOURCE_ID)
                    .tokenStore(tokenStore)
                    .stateless(true);
        }

        @Override
        public void configure(HttpSecurity http) throws Exception {

            http.authorizeRequests()
                    .antMatchers("/order/**").access("#oauth2.hasScope('ROLE_API')");
        }
    }
}
